This page contains trivia for "Elementary School Musical". Remember, trivia must be factual, provable, and it is always best to cite your source for not-so-obvious trivia. If you would like to dispute a trivia point, please discuss it in the article comments.
Cartman rips on Scott Malkinson for having a lisp and diabetes. Kyle also has diabetes, as mentioned by his mom in Season 4's "Cherokee Hair Tampons". However, only Stan and Kyle know this, and as such wouldn't mention it.
This marks the first time Wendy kissed Stan without him barfing on her.
Despite having no musical or dancing talent until the end of this episode, Stan, Kyle, and Cartman all participated in musical scenes in South Park: Bigger, Longer & Uncut, and Kenny proved himself to be a talented opera singer in "Quintuplets 2000".
Craig is seen joining in with the rest of the school although he should, like the rest of the boys, have no knowledge of the new fad due to the events of the previous episode.